601223489 has 2 divisors, whose sum is σ = 601223490. Its totient is φ = 601223488.

The previous prime is 601223453. The next prime is 601223501. The reversal of 601223489 is 984322106.

601223489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 590101264 + 11122225 = 24292^2 + 3335^2 .

It is a cyclic number.

It is not a de Polignac number, because 601223489 - 2¹² = 601219393 is a prime.

It is a super-2 number, since 2×601223489² = 722939367450666242, which contains 22 as substring.

It is a Chen prime.

It is equal to p_31385375 and since 601223489 and 31385375 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (601223419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300611744 + 300611745.

It is an arithmetic number, because the mean of its divisors is an integer number (300611745).

Almost surely, 2^601223489 is an apocalyptic number.

It is an amenable number.

601223489 is a deficient number, since it is larger than the sum of its proper divisors (1).

601223489 is an equidigital number, since it uses as much as digits as its factorization.

601223489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 601223489 is about 24519.8590738201. The cubic root of 601223489 is about 844.0055708362.

The spelling of 601223489 in words is "six hundred one million, two hundred twenty-three thousand, four hundred eighty-nine".